1.   Heat and smoke had turned the vast grassland into a sterile, stinking black inferno, a prairie chicken Armageddon.

2.   It encompasses a vast grasslands area with a rich diversity of wildlife that is now threatened by commercial development.

3.   Paradoxically, perhaps, the rebirth of this vast grassland of slender green ribbons and wildflowers tousled by the wind will depend on the force of humans.

4.   Beyond the rivers, they were trapped by vast grasslands that defied easy travel on foot, Anthony said.

5.   Fire rages through vast grasslands.

6.   Much of the film was shot on the vast grasslands, deserts and mountain regions of China.

7.   To the south are the vast grasslands of the Rupununi Savannah, stretching to the border with Brazil.